Large woody climber with glabrescent striate twigs. Leaves to 250mm x 90mm ferruginous-hairy above & more or less glabrous beneath. Single-flowered extra-axillary inflorescence with a bract to 3mm x 1mm, sepals to 7mm x 3mm, coriaceous outer petals 36mm x 6mm with brown hairs inside, more or less glabrous inner petals 10mm x 4mm. Rusty-pubescent fruit to 17mm x 7mm